Click here for a video of architect, Carlos Ott, doodling his curvaceous concepts for the Brickell. A big feature, and something he mentions about four times in the video: the penthouses will have swimming pools hanging off the edge.

THE ECHO CONDO BUILDING AMENITIES:

Full floor of infinity-edge pool with panoramic views of Biscayne Bay and Downtown Miami (The Echo condo site will feature a swimming pool that covers an entire floor about halfway up the building, with a gym and spa above it